Red Kangaroo (IMAGE) University of New South Wales Caption The native species has reached numbers that are contributing to drier soil and less vegetation - and may be more damaging to conservation areas than rabbits. Credit Mike Letnic Usage Restrictions Photo can be used in relation to this story and with photo credit. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.